<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
</head>

<body>

  <form action="/login">
    <input type="text" name="user_name" />
    <input type="password" name="password" />
    <button type="submit">提交</button>
  </form>


</body>

</html>